Home / 4,058.60-6,084.52-1,720.40

Finding the Fourth Proportional to 4,058.60, 6,084.52 and 1,720.40

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Solution

The fourth proportional to 4,058.60, 6,084.52 and 1,720.40 is: 2,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058.60 : 6,084.52 = 1,720.40 : x
  2. Step 2: Convert to fraction form
    4,058.60/6,084.52 = 1,720.40/x
  3. Step 3: Cross multiply
    4,058.60x = 6,084.52 × 1,720.40
  4. Step 4: Simplify right side
    4,058.60x = 10,467,808.21
  5. Step 5: Solve for x
    x = 10,467,808.21/4,058.60
  6. Step 6: Final answer
    x = 2,579.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.